New Delhi, March 11 -- It was a historic moment in the 96-year-old history of the Academy Awards on Sunday evening when actor Robert Downey Jr. won an Oscar for the first time in 30 years, after his first nomination for 'Chaplin' in 1993. Downey won the 'Best Supporting Actor' award at the 96th Academy Awards on Sunday at the Dolby Theatre in Los Angeles for his performance in the role of Rear Adm. Lewis Strauss in Oppenheimer. After debuting in the film industry as a child actor in the year 1970 with the movie titled 'Pound', Downey was nominated only three times for Oscars. And this was his first win. He was last nominated in 2008 for his performance in 'Tropic Thunder' in the 'Best Supporting Actor' category. In Oppenheimer, Christopher ...